2004’s GameCube, PS2 and Xbox Action-Adventure title is free to pick up and keep forever for just one more day via Xbox’s Games with Gold.
“Inspired by the mythology of ancient Egypt, play as Sphinx, and his reluctant hero friend, the Mummy, as they travel the world to foil the evil plans of Set. Use stealth, agility, and special powers to find the stolen magical crowns of Egypt and save the world.”
Unlike most Games with Gold titles, if you pick up Sphinx and the Cursed Mummy you will be able to keep the game even if your Xbox Live Gold subscription expires. You can read more about Microsoft’s Games with Gold service here, and you can add Sphinx and the Cursed Mummy to your games library from the Microsoft store here.